diff options
Diffstat (limited to 'resources/grub/patches/0005-at-keyboard-timeout.patch')
| -rw-r--r-- | resources/grub/patches/0005-at-keyboard-timeout.patch | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/resources/grub/patches/0005-at-keyboard-timeout.patch b/resources/grub/patches/0005-at-keyboard-timeout.patch deleted file mode 100644 index bdc2955c..00000000 --- a/resources/grub/patches/0005-at-keyboard-timeout.patch +++ /dev/null @@ -1,36 +0,0 @@ -From 674002256247a01f4969a3795a5aceca68792a55 Mon Sep 17 00:00:00 2001 -From: Riku Viitanen <riku.viitanen@protonmail.com> -Date: Fri, 21 Apr 2023 21:41:07 +0300 -Subject: [PATCH] at_keyboard.c: add timeout to fix hang on hp elitebooks - -This fixes GRUB on Coreboot on HP EliteBooks by implementing -a 200ms timeout. GRUB used to hang. see: https://ticket.coreboot.org/issues/141 ---- - grub-core/term/at_keyboard.c | 11 ++++++++++- - 1 file changed, 10 insertions(+), 1 deletion(-) - -diff --git a/grub-core/term/at_keyboard.c b/grub-core/term/at_keyboard.c -index 597111077..28d1d0a77 100644 ---- a/grub-core/term/at_keyboard.c -+++ b/grub-core/term/at_keyboard.c -@@ -42,7 +42,16 @@ keyboard_controller_wait_until_ready (void) - { - /* 50 us would be enough but our current time resolution is 1ms. */ - grub_millisleep (1); -- while (! KEYBOARD_COMMAND_ISREADY (grub_inb (KEYBOARD_REG_STATUS))); -+ -+ unsigned i = 200; -+ while (! KEYBOARD_COMMAND_ISREADY (grub_inb (KEYBOARD_REG_STATUS))) { -+ grub_millisleep (1); -+ -+ /* Timeout */ -+ if (! i--) { -+ break; -+ } -+ } - } - - static grub_uint8_t --- -2.40.0 - |